/Engine/Source/Runtime/TypedElementFramework/Public/Elements/Framework/TypedElementOwnerStore.h
This must be paired with a call to UnregisterElementOwner.
TTypedElementOwnerScopedAccess< ElementDataType > RegisterElementOwner ( const KeyDataType & InKey, [TTypedElementOwner](API\Runtime\TypedElementFramework\Elements\Framework\TTypedElementOwner)< ElementDataType > && InElementOwner )